Reply To: coherent ofdm

[Ashu vermaParticipant]

hello Gurinder
You can use optical filter at receiver side,however placement of optical filters in any optical system is very important.Take a look at a research article,reported work proved that with the use of optical filter at receiver side enhance the system performance.

http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=1325266&url=http%3A%2F%2Fieeexplore.ieee.org%2Fiel5%2F68%2F29327%2F01325266.pdf%3Farnumber%3D1325266